 48776fd223
			
		
	
	
	48776fd223
	
	
	
		
			
			Switch the quota code over to use the generic XFS statistics infrastructure. While the legacy /proc/fs/xfs/xqm and /proc/fs/xfs/xqmstats interfaces are preserved for now the statistics that still have a meaning with the current code are now also available from /proc/fs/xfs/stats. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Dave Chinner <dchinner@redhat.com> Signed-off-by: Ben Myers <bpm@sgi.com>
		
			
				
	
	
		
			233 lines
		
	
	
	
		
			7.3 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			233 lines
		
	
	
	
		
			7.3 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
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|  * Copyright (c) 2000,2005 Silicon Graphics, Inc.
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|  * All Rights Reserved.
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|  *
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|  * This program is free software; you can redistribute it and/or
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|  * modify it under the terms of the GNU General Public License as
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|  * published by the Free Software Foundation.
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|  *
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|  * This program is distributed in the hope that it would be useful,
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|  * but WITHOUT ANY WARRANTY; without even the implied warranty of
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|  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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|  * GNU General Public License for more details.
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|  *
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|  * You should have received a copy of the GNU General Public License
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|  * along with this program; if not, write the Free Software Foundation,
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|  * Inc.,  51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
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|  */
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| #ifndef __XFS_STATS_H__
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| #define __XFS_STATS_H__
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| 
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| 
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| #if defined(CONFIG_PROC_FS) && !defined(XFS_STATS_OFF)
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| 
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| #include <linux/percpu.h>
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| 
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| /*
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|  * XFS global statistics
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|  */
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| struct xfsstats {
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| # define XFSSTAT_END_EXTENT_ALLOC	4
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| 	__uint32_t		xs_allocx;
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| 	__uint32_t		xs_allocb;
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| 	__uint32_t		xs_freex;
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| 	__uint32_t		xs_freeb;
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| # define XFSSTAT_END_ALLOC_BTREE	(XFSSTAT_END_EXTENT_ALLOC+4)
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| 	__uint32_t		xs_abt_lookup;
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| 	__uint32_t		xs_abt_compare;
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| 	__uint32_t		xs_abt_insrec;
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| 	__uint32_t		xs_abt_delrec;
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| # define XFSSTAT_END_BLOCK_MAPPING	(XFSSTAT_END_ALLOC_BTREE+7)
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| 	__uint32_t		xs_blk_mapr;
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| 	__uint32_t		xs_blk_mapw;
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| 	__uint32_t		xs_blk_unmap;
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| 	__uint32_t		xs_add_exlist;
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| 	__uint32_t		xs_del_exlist;
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| 	__uint32_t		xs_look_exlist;
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| 	__uint32_t		xs_cmp_exlist;
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| # define XFSSTAT_END_BLOCK_MAP_BTREE	(XFSSTAT_END_BLOCK_MAPPING+4)
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| 	__uint32_t		xs_bmbt_lookup;
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| 	__uint32_t		xs_bmbt_compare;
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| 	__uint32_t		xs_bmbt_insrec;
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| 	__uint32_t		xs_bmbt_delrec;
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| # define XFSSTAT_END_DIRECTORY_OPS	(XFSSTAT_END_BLOCK_MAP_BTREE+4)
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| 	__uint32_t		xs_dir_lookup;
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| 	__uint32_t		xs_dir_create;
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| 	__uint32_t		xs_dir_remove;
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| 	__uint32_t		xs_dir_getdents;
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| # define XFSSTAT_END_TRANSACTIONS	(XFSSTAT_END_DIRECTORY_OPS+3)
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| 	__uint32_t		xs_trans_sync;
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| 	__uint32_t		xs_trans_async;
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| 	__uint32_t		xs_trans_empty;
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| # define XFSSTAT_END_INODE_OPS		(XFSSTAT_END_TRANSACTIONS+7)
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| 	__uint32_t		xs_ig_attempts;
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| 	__uint32_t		xs_ig_found;
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| 	__uint32_t		xs_ig_frecycle;
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| 	__uint32_t		xs_ig_missed;
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| 	__uint32_t		xs_ig_dup;
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| 	__uint32_t		xs_ig_reclaims;
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| 	__uint32_t		xs_ig_attrchg;
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| # define XFSSTAT_END_LOG_OPS		(XFSSTAT_END_INODE_OPS+5)
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| 	__uint32_t		xs_log_writes;
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| 	__uint32_t		xs_log_blocks;
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| 	__uint32_t		xs_log_noiclogs;
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| 	__uint32_t		xs_log_force;
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| 	__uint32_t		xs_log_force_sleep;
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| # define XFSSTAT_END_TAIL_PUSHING	(XFSSTAT_END_LOG_OPS+10)
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| 	__uint32_t		xs_try_logspace;
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| 	__uint32_t		xs_sleep_logspace;
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| 	__uint32_t		xs_push_ail;
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| 	__uint32_t		xs_push_ail_success;
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| 	__uint32_t		xs_push_ail_pushbuf;
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| 	__uint32_t		xs_push_ail_pinned;
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| 	__uint32_t		xs_push_ail_locked;
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| 	__uint32_t		xs_push_ail_flushing;
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| 	__uint32_t		xs_push_ail_restarts;
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| 	__uint32_t		xs_push_ail_flush;
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| # define XFSSTAT_END_WRITE_CONVERT	(XFSSTAT_END_TAIL_PUSHING+2)
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| 	__uint32_t		xs_xstrat_quick;
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| 	__uint32_t		xs_xstrat_split;
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| # define XFSSTAT_END_READ_WRITE_OPS	(XFSSTAT_END_WRITE_CONVERT+2)
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| 	__uint32_t		xs_write_calls;
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| 	__uint32_t		xs_read_calls;
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| # define XFSSTAT_END_ATTRIBUTE_OPS	(XFSSTAT_END_READ_WRITE_OPS+4)
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| 	__uint32_t		xs_attr_get;
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| 	__uint32_t		xs_attr_set;
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| 	__uint32_t		xs_attr_remove;
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| 	__uint32_t		xs_attr_list;
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| # define XFSSTAT_END_INODE_CLUSTER	(XFSSTAT_END_ATTRIBUTE_OPS+3)
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| 	__uint32_t		xs_iflush_count;
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| 	__uint32_t		xs_icluster_flushcnt;
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| 	__uint32_t		xs_icluster_flushinode;
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| # define XFSSTAT_END_VNODE_OPS		(XFSSTAT_END_INODE_CLUSTER+8)
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| 	__uint32_t		vn_active;	/* # vnodes not on free lists */
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| 	__uint32_t		vn_alloc;	/* # times vn_alloc called */
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| 	__uint32_t		vn_get;		/* # times vn_get called */
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| 	__uint32_t		vn_hold;	/* # times vn_hold called */
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| 	__uint32_t		vn_rele;	/* # times vn_rele called */
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| 	__uint32_t		vn_reclaim;	/* # times vn_reclaim called */
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| 	__uint32_t		vn_remove;	/* # times vn_remove called */
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| 	__uint32_t		vn_free;	/* # times vn_free called */
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| #define XFSSTAT_END_BUF			(XFSSTAT_END_VNODE_OPS+9)
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| 	__uint32_t		xb_get;
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| 	__uint32_t		xb_create;
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| 	__uint32_t		xb_get_locked;
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| 	__uint32_t		xb_get_locked_waited;
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| 	__uint32_t		xb_busy_locked;
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| 	__uint32_t		xb_miss_locked;
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| 	__uint32_t		xb_page_retries;
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| 	__uint32_t		xb_page_found;
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| 	__uint32_t		xb_get_read;
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| /* Version 2 btree counters */
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| #define XFSSTAT_END_ABTB_V2		(XFSSTAT_END_BUF+15)
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| 	__uint32_t		xs_abtb_2_lookup;
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| 	__uint32_t		xs_abtb_2_compare;
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| 	__uint32_t		xs_abtb_2_insrec;
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| 	__uint32_t		xs_abtb_2_delrec;
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| 	__uint32_t		xs_abtb_2_newroot;
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| 	__uint32_t		xs_abtb_2_killroot;
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| 	__uint32_t		xs_abtb_2_increment;
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| 	__uint32_t		xs_abtb_2_decrement;
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| 	__uint32_t		xs_abtb_2_lshift;
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| 	__uint32_t		xs_abtb_2_rshift;
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| 	__uint32_t		xs_abtb_2_split;
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| 	__uint32_t		xs_abtb_2_join;
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| 	__uint32_t		xs_abtb_2_alloc;
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| 	__uint32_t		xs_abtb_2_free;
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| 	__uint32_t		xs_abtb_2_moves;
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| #define XFSSTAT_END_ABTC_V2		(XFSSTAT_END_ABTB_V2+15)
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| 	__uint32_t		xs_abtc_2_lookup;
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| 	__uint32_t		xs_abtc_2_compare;
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| 	__uint32_t		xs_abtc_2_insrec;
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| 	__uint32_t		xs_abtc_2_delrec;
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| 	__uint32_t		xs_abtc_2_newroot;
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| 	__uint32_t		xs_abtc_2_killroot;
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| 	__uint32_t		xs_abtc_2_increment;
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| 	__uint32_t		xs_abtc_2_decrement;
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| 	__uint32_t		xs_abtc_2_lshift;
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| 	__uint32_t		xs_abtc_2_rshift;
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| 	__uint32_t		xs_abtc_2_split;
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| 	__uint32_t		xs_abtc_2_join;
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| 	__uint32_t		xs_abtc_2_alloc;
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| 	__uint32_t		xs_abtc_2_free;
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| 	__uint32_t		xs_abtc_2_moves;
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| #define XFSSTAT_END_BMBT_V2		(XFSSTAT_END_ABTC_V2+15)
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| 	__uint32_t		xs_bmbt_2_lookup;
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| 	__uint32_t		xs_bmbt_2_compare;
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| 	__uint32_t		xs_bmbt_2_insrec;
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| 	__uint32_t		xs_bmbt_2_delrec;
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| 	__uint32_t		xs_bmbt_2_newroot;
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| 	__uint32_t		xs_bmbt_2_killroot;
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| 	__uint32_t		xs_bmbt_2_increment;
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| 	__uint32_t		xs_bmbt_2_decrement;
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| 	__uint32_t		xs_bmbt_2_lshift;
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| 	__uint32_t		xs_bmbt_2_rshift;
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| 	__uint32_t		xs_bmbt_2_split;
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| 	__uint32_t		xs_bmbt_2_join;
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| 	__uint32_t		xs_bmbt_2_alloc;
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| 	__uint32_t		xs_bmbt_2_free;
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| 	__uint32_t		xs_bmbt_2_moves;
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| #define XFSSTAT_END_IBT_V2		(XFSSTAT_END_BMBT_V2+15)
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| 	__uint32_t		xs_ibt_2_lookup;
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| 	__uint32_t		xs_ibt_2_compare;
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| 	__uint32_t		xs_ibt_2_insrec;
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| 	__uint32_t		xs_ibt_2_delrec;
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| 	__uint32_t		xs_ibt_2_newroot;
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| 	__uint32_t		xs_ibt_2_killroot;
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| 	__uint32_t		xs_ibt_2_increment;
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| 	__uint32_t		xs_ibt_2_decrement;
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| 	__uint32_t		xs_ibt_2_lshift;
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| 	__uint32_t		xs_ibt_2_rshift;
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| 	__uint32_t		xs_ibt_2_split;
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| 	__uint32_t		xs_ibt_2_join;
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| 	__uint32_t		xs_ibt_2_alloc;
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| 	__uint32_t		xs_ibt_2_free;
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| 	__uint32_t		xs_ibt_2_moves;
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| #define XFSSTAT_END_XQMSTAT		(XFSSTAT_END_IBT_V2+6)
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| 	__uint32_t		xs_qm_dqreclaims;
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| 	__uint32_t		xs_qm_dqreclaim_misses;
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| 	__uint32_t		xs_qm_dquot_dups;
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| 	__uint32_t		xs_qm_dqcachemisses;
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| 	__uint32_t		xs_qm_dqcachehits;
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| 	__uint32_t		xs_qm_dqwants;
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| #define XFSSTAT_END_QM			(XFSSTAT_END_XQMSTAT+2)
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| 	__uint32_t		xs_qm_dquot;
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| 	__uint32_t		xs_qm_dquot_unused;
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| /* Extra precision counters */
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| 	__uint64_t		xs_xstrat_bytes;
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| 	__uint64_t		xs_write_bytes;
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| 	__uint64_t		xs_read_bytes;
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| };
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| 
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| DECLARE_PER_CPU(struct xfsstats, xfsstats);
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| 
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| /*
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|  * We don't disable preempt, not too worried about poking the
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|  * wrong CPU's stat for now (also aggregated before reporting).
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|  */
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| #define XFS_STATS_INC(v)	(per_cpu(xfsstats, current_cpu()).v++)
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| #define XFS_STATS_DEC(v)	(per_cpu(xfsstats, current_cpu()).v--)
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| #define XFS_STATS_ADD(v, inc)	(per_cpu(xfsstats, current_cpu()).v += (inc))
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| 
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| extern int xfs_init_procfs(void);
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| extern void xfs_cleanup_procfs(void);
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| 
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| 
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| #else	/* !CONFIG_PROC_FS */
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| 
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| # define XFS_STATS_INC(count)
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| # define XFS_STATS_DEC(count)
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| # define XFS_STATS_ADD(count, inc)
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| 
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| static inline int xfs_init_procfs(void)
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| {
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| 	return 0;
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| }
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| 
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| static inline void xfs_cleanup_procfs(void)
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| {
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| }
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| 
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| #endif	/* !CONFIG_PROC_FS */
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| 
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| #endif /* __XFS_STATS_H__ */
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